# Core Flask dependencies
flask>=3.0.0
werkzeug>=3.0.0
requests>=2.31.0
numpy>=1.24.0

# PDF Processing
PyMuPDF>=1.23.0
pdfminer.six>=20221105
PyPDF2>=3.0.0

# Vector Search & Embeddings
sentence-transformers>=2.2.0
faiss-cpu>=1.7.4

# Optional: For better PDF text extraction
# pdfplumber>=0.9.0